Home / 47,005.92-70,928.06-45,183.42

Finding the Fourth Proportional to 47,005.92, 70,928.06 and 45,183.42

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Solution

The fourth proportional to 47,005.92, 70,928.06 and 45,183.42 is: 68,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,005.92 : 70,928.06 = 45,183.42 : x
  2. Step 2: Convert to fraction form
    47,005.92/70,928.06 = 45,183.42/x
  3. Step 3: Cross multiply
    47,005.92x = 70,928.06 × 45,183.42
  4. Step 4: Simplify right side
    47,005.92x = 3,204,772,098.85
  5. Step 5: Solve for x
    x = 3,204,772,098.85/47,005.92
  6. Step 6: Final answer
    x = 68,178.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.